Twyla Willoughby

Twyla Willoughby

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Twyla Willoughby

Twyla Willoughby

Publications by authors named "Twyla Willoughby"

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An optimized approach for robust spot placement in proton pencil beam scanning.

Phys Med Biol 2019 Dec 5;64(23):235016. Epub 2019 Dec 5.

University of Central Florida, Orlando, FL, United States of America.

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http://dx.doi.org/10.1088/1361-6560/ab4e78DOI Listing
December 2019

Development of a Virtual Radiation Oncology Clinic for training and simulation of errors in the radiation oncology workflow.

Pract Radiat Oncol 2018 Jul - Aug;8(4):239-244. Epub 2018 Jan 12.

Department of Neurosurgery, University of Florida, Gainesville, Florida.

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http://dx.doi.org/10.1016/j.prro.2018.01.003DOI Listing
November 2018

Effectiveness of base-of-skull immobilization system in a compact proton therapy setting.

J Appl Clin Med Phys 2018 May 6;19(3):261-267. Epub 2018 Apr 6.

Department of Radiation Oncology, Orlando Health - UF Health Cancer Center Orlando, Orlando, FL, USA.

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http://dx.doi.org/10.1002/acm2.12323DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5978949PMC
May 2018

The Mobius AIRO mobile CT for image-guided proton therapy: Characterization & commissioning.

J Appl Clin Med Phys 2017 May 24;18(3):130-136. Epub 2017 Apr 24.

Department of Radiation Oncology, UF Health Cancer Center - Orlando Health, Orlando, FL, USA.

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http://dx.doi.org/10.1002/acm2.12084DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5689854PMC
May 2017

Real-time tumor tracking in the lung using an electromagnetic tracking system.

Int J Radiat Oncol Biol Phys 2013 Jul 21;86(3):477-83. Epub 2013 Mar 21.

Department of Radiation Oncology, MD Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2012.12.030DOI Listing
July 2013

Expanding the use of real-time electromagnetic tracking in radiation oncology.

J Appl Clin Med Phys 2011 Nov 15;12(4):3590. Epub 2011 Nov 15.

Department of Radiation Oncology, MD Anderson Cancer Center Orlando, Orlando, Florida 32806, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5718735PMC
http://dx.doi.org/10.1120/jacmp.v12i4.3590DOI Listing
November 2011

An evaluation of intrafraction motion of the prostate in the prone and supine positions using electromagnetic tracking.

Radiother Oncol 2011 Apr 30;99(1):37-43. Epub 2011 Mar 30.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.radonc.2011.02.012DOI Listing
April 2011

Radiosurgery technology development and use.

J Radiosurg SBRT 2011 ;1(1):21-29

Department of Neurosurgery, University of Florida, Gainesville, FL, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5658896PMC
January 2011

Image-guided bolus electron conformal therapy - a case study.

J Appl Clin Med Phys 2010 Oct 7;12(1):3311. Epub 2010 Oct 7.

Department of Radiation Oncology, M.D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5718591PMC
http://dx.doi.org/10.1120/jacmp.v12i1.3311DOI Listing
October 2010

Comparison of transabdominal ultrasound and electromagnetic transponders for prostate localization.

J Appl Clin Med Phys 2010 Jan 6;11(1):2924. Epub 2010 Jan 6.

Department of Radiation Oncology, UT Southwestern Medical Center at Dallas, Dallas, TX 75390-9183, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5719783PMC
http://dx.doi.org/10.1120/jacmp.v11i1.2924DOI Listing
January 2010

Modeling simulation and visualization of conformal 3D lung tumor dosimetry.

Phys Med Biol 2009 Oct 1;54(20):6165-80. Epub 2009 Oct 1.

Department of Radiation Oncology, M D Anderson Cancer Center Orlando, 1400S Orange Ave., Orlando, FL 32806, USA.

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http://stacks.iop.org/0031-9155/54/i=20/a=009?key=crossref.3
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http://dx.doi.org/10.1088/0031-9155/54/20/009DOI Listing
October 2009

Quality assurance for clinical implementation of an electromagnetic tracking system.

Med Phys 2009 Aug;36(8):3477-86

Washington University School of Medicine, St. Louis, Missouri 63110, USA.

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http://dx.doi.org/10.1118/1.3158812DOI Listing
August 2009

Dosimetric effect of prostate motion during helical tomotherapy.

Int J Radiat Oncol Biol Phys 2009 Jul 21;74(4):1134-42. Epub 2009 Feb 21.

Department of Radiation Oncology, MD Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2008.09.035DOI Listing
July 2009

Megavoltage computed tomography image-based low-dose rate intracavitary brachytherapy planning for cervical carcinoma.

Technol Cancer Res Treat 2009 Apr;8(2):123-30

Department of Radiation Physics, M. D. Anderson Cancer Center Orlando, 1400 S. Orange Avenue, MP 730, Orlando, FL 32828, USA.

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http://dx.doi.org/10.1177/153303460900800205DOI Listing
April 2009

Real-time simulation of 4D lung tumor radiotherapy using a breathing model.

Med Image Comput Comput Assist Interv 2008 ;11(Pt 2):710-7

College of Optics and Photonics, University of Central Florida, USA.

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https://pdfs.semanticscholar.org/dad8/f55931d779a27f12dc62cc
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http://dx.doi.org/10.1007/978-3-540-85990-1_85DOI Listing
December 2008

Correlation between dosimetric effect and intrafraction motion during prostate treatments delivered with helical tomotherapy.

Phys Med Biol 2008 Dec 18;53(24):7073-86. Epub 2008 Nov 18.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, 1400 South Orange Av., Orlando, FL 32806, USA.

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http://stacks.iop.org/0031-9155/53/i=24/a=005?key=crossref.f
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http://dx.doi.org/10.1088/0031-9155/53/24/005DOI Listing
December 2008

Efficient use of continuous, real-time prostate localization.

Phys Med Biol 2008 Sep 18;53(18):4959-70. Epub 2008 Aug 18.

Department of Radiation Oncology, Washington University School of Medicine, St Louis, MO 63110, USA.

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http://dx.doi.org/10.1088/0031-9155/53/18/007DOI Listing
September 2008

Dosimetric consequences of intrafraction prostate motion.

Int J Radiat Oncol Biol Phys 2008 Jul 30;71(3):801-12. Epub 2008 Jan 30.

Department of Radiation Oncology, University of Nebraska Medical Center, Omaha, NE, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.10.049DOI Listing
July 2008

Observations on real-time prostate gland motion using electromagnetic tracking.

Int J Radiat Oncol Biol Phys 2008 Jul 14;71(4):1084-90. Epub 2008 Feb 14.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.11.054DOI Listing
July 2008

Evaluation of image-guidance strategies in the treatment of localized prostate cancer.

Int J Radiat Oncol Biol Phys 2008 Mar 24;70(4):1151-7. Epub 2007 Sep 24.

Department of Radiation Oncology, M.D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.07.2371DOI Listing
March 2008

Impact of image guidance on outcomes after external beam radiotherapy for localized prostate cancer.

Int J Radiat Oncol Biol Phys 2008 Mar 24;70(4):1146-50. Epub 2007 Oct 24.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.08.003DOI Listing
March 2008

Image-guided radiotherapy for localized prostate cancer: treating a moving target.

Semin Radiat Oncol 2008 Jan;18(1):58-66

Department of Radiation Oncology, M.D. Anderson Cancer Center Orlando, 1400 South Orange Avenue, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.semradonc.2007.09.008DOI Listing
January 2008

Implantation and stability of metallic fiducials within pulmonary lesions.

Int J Radiat Oncol Biol Phys 2007 Nov 2;69(3):777-85. Epub 2007 Jul 2.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.03.040DOI Listing
November 2007

Optical tracking technology in stereotactic radiation therapy.

Med Dosim 2007 ;32(2):111-20

Department of Radiation Physics, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.meddos.2007.01.008DOI Listing
August 2007

Hypofractionated intensity-modulated radiotherapy (70 Gy at 2.5 Gy per fraction) for localized prostate cancer: Cleveland Clinic experience.

Int J Radiat Oncol Biol Phys 2007 Aug 4;68(5):1424-30. Epub 2007 Jun 4.

Department of Radiation Oncology, M.D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://linkinghub.elsevier.com/retrieve/pii/S036030160700535
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http://dx.doi.org/10.1016/j.ijrobp.2007.01.067DOI Listing
August 2007

Positional stability of electromagnetic transponders used for prostate localization and continuous, real-time tracking.

Int J Radiat Oncol Biol Phys 2007 Jul 21;68(4):1199-206. Epub 2007 May 21.

Department of Radiation Oncology, University of Michigan, 1500 East Medical Center Drive, Ann Arbor, MI 48109, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.03.030DOI Listing
July 2007

Evaluation of image-guidance protocols in the treatment of head and neck cancers.

Int J Radiat Oncol Biol Phys 2007 Mar 29;67(3):670-7. Epub 2006 Dec 29.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2006.09.040DOI Listing
March 2007

Daily variations in delivered doses in patients treated with radiotherapy for localized prostate cancer.

Int J Radiat Oncol Biol Phys 2006 Nov;66(3):876-82

Department of Radiation Oncology, The M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2006.06.011DOI Listing
November 2006

Characterization and use of EBT radiochromic film for IMRT dose verification.

Med Phys 2006 Nov;33(11):4064-72

Department of Radiation Physics, M. D. Anderson Cancer Center Orlando, 1400 South Orange Avenue, MP 730, Orlando, Florida 32806, USA.

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http://dx.doi.org/10.1118/1.2360012DOI Listing
November 2006

Evaluation of an infrared camera and X-ray system using implanted fiducials in patients with lung tumors for gated radiation therapy.

Int J Radiat Oncol Biol Phys 2006 Oct 2;66(2):568-75. Epub 2006 Aug 2.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2006.05.029DOI Listing
October 2006

Daily variations in the position of the prostate bed in patients with prostate cancer receiving postoperative external beam radiation therapy.

Int J Radiat Oncol Biol Phys 2006 Oct;66(2):593-6

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2006.05.071DOI Listing
October 2006

Influence of intrafraction motion on margins for prostate radiotherapy.

Int J Radiat Oncol Biol Phys 2006 Jun 20;65(2):548-53. Epub 2006 Mar 20.

Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109-0010, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2005.12.033DOI Listing
June 2006

Serial megavoltage CT imaging during external beam radiotherapy for non-small-cell lung cancer: observations on tumor regression during treatment.

Int J Radiat Oncol Biol Phys 2005 Nov 11;63(4):1024-8. Epub 2005 Jul 11.

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2005.04.046DOI Listing
November 2005

Initial experience with megavoltage (MV) CT guidance for daily prostate alignments.

Int J Radiat Oncol Biol Phys 2005 Aug;62(5):1517-24

Department of Radiation Oncology, M. D. Anderson Cancer Center Orlando, Orlando, FL 32806, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2005.02.047DOI Listing
August 2005

Performance characterization of megavoltage computed tomography imaging on a helical tomotherapy unit.

Med Phys 2005 Aug;32(8):2673-81

Department of Radiation Oncology, M D Anderson Cancer Center Orlando, Orlando, Florida 32806, USA.

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http://dx.doi.org/10.1118/1.1990289DOI Listing
August 2005